Docomo Announces “Xperia 1 VIII SO-51G” Release
NTT Docomo has announced that it will launch the “Xperia 1 VIII SO-51G,” a smartphone equipped with advanced AI camera functions and refined Sony technology, on June 11, 2026 (Thursday). Pre-orders for the device began on May 13, 2026 (Wednesday). The device will be available at all Docomo retail stores.
The “Xperia 1 VIII SO-51G” is designed to deliver a high-quality user experience, integrating cutting-edge technology with an aesthetically pleasing design.
Device Appearance
The “Xperia 1 VIII SO-51G” is available in three colors, inspired by raw gemstones: Graphite Black, Iolite Silver, and Garnet Red. The Garnet Red color will be exclusively available through the Docomo Online Shop.

Key Features
The “Xperia 1 VIII SO-51G” offers several notable features:
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AI×α™ Camera Quality for Ideal Photography: The device’s camera is equipped with Xperia Intelligence’s AI camera assist, an advanced large telephoto sensor (approximately four times larger than its predecessor), and RAW multi-frame processing. Leveraging the expressive power cultivated in α™ cameras, it aims to capture light, distance, and expressions precisely as intended, preserving moments with high quality.
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Exquisite Design for a Premium Feel: The design evokes the presence of a raw gemstone, promising a sense of becoming an integral part of the user’s life with continued use. Its refined form consolidates diverse functions, enhancing the individuality of its owner.
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Superior Entertainment and Reliable Performance: The smartphone features a large-capacity 5,000mAh battery, designed to last two days on a single charge and maintain long-term performance for four years. It is powered by the latest CPU and supports up to four OS version upgrades and six years of security updates, allowing users to enjoy entertainment—capturing, viewing, and listening—to the fullest.
For more details on the features, please visit the Docomo website:
https://www.docomo.ne.jp/product/so51g/
Specifications
Detailed specifications for the “Xperia 1 VIII SO-51G” are available on the Docomo website:
https://www.docomo.ne.jp/product/so51g/#anc-specandservice
Accessories
To coincide with the launch of the “Xperia 1 VIII SO-51G,” compatible cases and films will also be released. Docomo select accessories prioritize quality, safety, and compatibility with the device. Three highlighted products include:
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Xperia 1 VIII SO-51G Mag Hybrid Case:
This case supports various MagSafe compatible accessories, enhancing the convenience of smartphone usage.

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Xperia 1 VIII SO-51G Style Cover with Stand (Black/Silver/Red):
Designed to complement the device’s aesthetics, this genuine cover replicates the tactile feel of the shutter button for an authentic photography experience. It also features a versatile stand function for both vertical and horizontal viewing/calls.

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Xperia 1 VIII SO-51G High-Grade Glass with Heat Dissipation Function:
This film protects the device screen while mitigating rapid temperature increases during extended gaming or video recording sessions.

For more information on accessories, please visit the Docomo Online Shop:
https://onlineshop.docomo.ne.jp/products/accessories/limited-options/article/etc/930006
Launch Commemorative Campaign
A launch commemorative campaign for the “Xperia 1 VIII” will be held. Customers who purchase an “Xperia 1 VIII” during the purchase period and apply via the pre-installed Xperia Lounge app during the application period will receive d-points (limited period and usage) ranging from 10,000 to 15,000 points.
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Campaign Period:
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Pre-entry Period: May 13, 2026 (Wednesday) 11:00 AM to June 10, 2026 (Wednesday) 11:59 PM
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Eligible Purchase Period: June 11, 2026 (Thursday) 0:00 AM to August 31, 2026 (Monday) 11:59 PM
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Application Period: June 11, 2026 (Thursday) 10:00 AM to September 7, 2026 (Monday) 10:00 AM
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Eligible Sales Channels: Docomo Shop, major retailers, Docomo Online Shop, ahamo site (all channels).
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Benefits:
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10,000 d-points (limited period and usage) for purchasing and applying during the eligible period.
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15,000 d-points (limited period and usage) for pre-entering by the day before release and then purchasing and applying.
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For further details and terms and conditions, please refer to the campaign website:
https://www.sony.jp/xperia/campaign/2026_summer_docomo/
Caboneu Record
The “Xperia 1 VIII SO-51G” is also an eligible product for “Caboneu Record.” Upon purchase, 800 Reco, an indicator of environmental contribution, will be awarded. Prior registration for “Caboneu Record” is required to receive these points.
For more information, please visit the “Caboneu Record” service page:
https://caboneurecord.web.docomo.ne.jp/top.html

